KR20230084678A - Flexible connector device and removable memory module including the same - Google Patents

Abstract

A flexible connector device according to an embodiment of the present invention includes a connector for transmitting data through external connection terminals formed on one side exposed to the outside of a module cartridge; a flexible connecting portion for connecting the memory substrate and the connector to each other; a housing having a central through-hole through which the connector is inserted, and fixing the connector and the flexible connector to the module cartridge; and a first fixing member for fixing the connector to the housing, wherein the first fixing member is inserted into a housing hole formed in the housing and a connector hole formed in the connector along a first direction. .

Description

Flexible connector device and removable memory module including the same {FLEXIBLE CONNECTOR DEVICE AND REMOVABLE MEMORY MODULE INCLUDING THE SAME}

Embodiments of the present invention are a flexible connector device and a separable memory module including the same, in particular, a flexible connector device capable of preventing damage due to vibration and acceleration due to air collision during the mission of an aircraft and a separable type including the same It's about the memory module.

In general, a connector means an electronic component that electrically connects a power source and a device, a device and a device, or between internal units of a device.

There are several types of connectors depending on their shapes and connection methods, such as connecting a cable to a connector and directly inserting a connector into a printed circuit board.

A socket connector and a plug connector can transmit signals by being combined, and generally consist of a contact (terminal), an insulator that protects the terminal and prevents a short circuit with the adjacent terminal, and a shell.

In particular, avionics equipment, which is electronic equipment that is installed inside the aircraft and supports a corresponding mission, is used in the aircraft.

Avionics equipment is equipment that processes data received from various subsystems and supports users to successfully perform given missions through demonstration.

Among avionics equipment, the detachable memory module of the Data Transfer System (DTS) stores mission data (communication data, navigation data, armed load information, etc.) planned on the ground in a removable storage device, and mission performance data from aircraft during flight. (Aircraft status information, video/voice, etc.) is saved to support mission performance.

The removable memory module is a data transfer and recording unit (DTRU) that supports mission performance inside the aircraft and a removable memory module that stores mission performance data (aircraft status information, video/voice, etc.) module).

The module assembly inside the avionics equipment used in the aircraft is mounted in a state in which the binding force is maintained in the chassis structure using a wedge-shaped locking device to maintain the installed state and secure heat conduction.

However, in a high-acceleration and high-vibration environment such as an aircraft, there is a problem in that connectors included in the aircraft are damaged or connectivity is lost.

Korean Patent Registration No. 10-1785685 'Flexible connector device capable of preventing damage due to vibration' (published on March 7, 2017)

An object of the present invention is to provide a flexible connector device and a detachable memory module including the flexible connector device capable of preventing damage or functional deterioration due to vibration and acceleration due to air collision during the mission performance of an aircraft.

Another object of the present invention is to prevent damage to connectors of cartridges (for example, memory, hard disk, SSD, etc.) An object of the present invention is to provide a flexible connector device that is not damaged and a detachable memory module including the same.

Another object of the present invention is to provide a flexible connector device that can prevent damage to areas where stress can be concentrated and improve durability by forming a reinforcing film with excellent elasticity on a flexible film, and a separable type including the same It is to provide a memory module.

Another object of the present invention is a flexible connector device capable of preventing breakage in advance and improving durability by concentrating stress by forming a guide line capable of guiding deformation or sagging due to vibration or acceleration in a flexible film. And to provide a removable memory module including the same.

A flexible connector device according to an embodiment of the present invention includes a connector for transmitting data through external connection terminals formed on one side exposed to the outside of a module cartridge; a flexible connecting portion for connecting the memory substrate and the connector to each other; a housing having a central through-hole through which the connector is inserted, and fixing the connector and the flexible connector to the module cartridge; and a first fixing member for fixing the connector to the housing, wherein the first fixing member is inserted into a housing hole formed in the housing and a connector hole formed in the connector along a first direction. .

The flexible connector device further includes a second fixing member for fixing the housing to the module cartridge, and the second fixing member includes a flange hole formed in a flange structure extending to both sides of the housing and the module. It is inserted into the cartridge hole formed in the cartridge along the second direction, characterized in that the first direction and the second direction are perpendicular to each other.

In addition, the first fixing member and the second fixing member are characterized in that implemented with an elastic material for absorbing vibration.

In addition, the flexible connection part may include a connector connection part having at least one pin hole through which a connector pin of the connector is inserted; a board connector inserted into the board connector of the memory board to be electrically connected; and a film portion for connecting the connector connecting portion and the board connecting portion to each other.

In addition, the film unit may include wiring having conductivity and transmitting data; a sealing film having flexibility and for sealing the wiring; and a reinforcing film formed on at least a portion of the film portion to prevent damage to the wiring and the sealing film due to stress.

In addition, when the connector is inserted into the central through hole, it is characterized in that it has a gap with respect to the housing and at least one surface.

Flexible connector device.

A detachable memory module according to an embodiment of the present invention includes a module cartridge to be mounted on avionics equipment of an aircraft; a memory substrate on which at least one memory device is mounted; and a flexible connector device for connecting the memory device and a data transmission system, wherein the flexible connector device is exposed to the outside of the module cartridge and transmits data through external connection terminals formed on one side of the module cartridge. ; a flexible connecting portion for connecting the memory substrate and the connector to each other; a housing having a central through-hole through which the connector is inserted, and fixing the connector and the flexible connector to the module cartridge; and a first fixing member for fixing the connector to the housing, wherein the first fixing member is inserted into a housing hole formed in the housing and a connector hole formed in the connector along a first direction. .

The flexible connector device further includes a second fixing member for fixing the housing to the module cartridge, and the second fixing member includes a flange hole formed in a flange structure extending to both sides of the housing and the It is inserted into the cartridge hole formed in the module cartridge in a second direction, and the first direction and the second direction are perpendicular to each other.

In addition, the first fixing member and the second fixing member are characterized in that implemented with an elastic material for absorbing vibration.

In addition, the flexible connection part may include a connector connection part having at least one pin hole through which a connector pin of the connector is inserted; a board connector inserted into the board connector of the memory board to be electrically connected; and a film portion for connecting the connector connecting portion and the board connecting portion to each other.

In addition, the film unit may include wiring having conductivity and transmitting data; a sealing film having flexibility and for sealing the wiring; and a reinforcing film formed on at least a portion of the film portion to prevent damage to the wiring and the sealing film due to stress.

In addition, when the connector is inserted into the central through hole, it is characterized in that it has a gap with respect to the housing and at least one surface.

The flexible connector device and the detachable memory module including the flexible connector device of the present invention have an effect of preventing damage and functional deterioration due to vibration and acceleration due to air collision during the course of performing missions of an aircraft.

In addition, the flexible connector device of the present invention and the detachable memory module including the same can be used in a cartridge (eg, memory, hard disk, SSD, etc.) ) has the effect of not damaging or damaging the connector or the connecting part of the connector.

In addition, the flexible connector device and the separable memory module including the flexible connector device of the present invention can prevent damage to areas where stress can be concentrated in advance and improve durability by forming a reinforcing film with excellent elasticity on the flexible film. There is an effect.

In addition, the flexible connector device and the separable memory module including the same of the present invention form a guideline capable of guiding deformation or sagging due to vibration or acceleration in a flexible film, thereby concentrating stress to prevent breakage in advance, It has the effect of improving durability.

1 is a diagram illustrating a removable memory module according to an exemplary embodiment of the present invention.
2 is a diagram showing a flexible connector device according to an embodiment of the present invention.
3 is a diagram showing a flexible connector device according to an embodiment of the present invention.
4 is a view showing a gap between a connector and a housing according to an embodiment of the present invention.
5 is a view showing a flexible connector according to an embodiment of the present invention.
6 is a view showing a film unit according to an embodiment of the present invention.

The present invention is described in more detail.

Hereinafter, with reference to the accompanying drawings, embodiments of the present invention and other matters necessary for those skilled in the art to easily understand the contents of the present invention will be described in detail. However, since the present invention can be implemented in many different forms within the scope described in the claims, the embodiments described below are merely illustrative regardless of whether they are expressed or not.

Like reference numerals designate like components. Also, in the drawings, the thickness, ratio, and dimensions of components are exaggerated for effective description of technical content. “And/or” may include any combination of one or more that the associated elements may define.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. These terms are only used for the purpose of distinguishing one component from another. For example, a first element may be termed a second element, and similarly, a second element may be termed a first element, without departing from the scope of the present invention. Singular expressions may include plural expressions unless the context clearly dictates otherwise.

In addition, terms such as "below", "lower side", "above", and "upper side" are used to describe the relationship between components shown in the drawings. The above terms are relative concepts and will be described based on the directions shown in the drawings.

Terms such as "include" or "have" are intended to indicate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but that one or more other features, numbers, or steps are present. However, it should be understood that it does not preclude the possibility of existence or addition of operations, components, parts, or combinations thereof.

That is, the present invention is not limited to the embodiments disclosed below, but can be implemented in various different forms, and in the following description, when a part is connected to another part, it is directly connected. In addition, it may also include a case where the other element is electrically connected with another element interposed therebetween. In addition, it should be noted that the same reference numerals and symbols refer to the same components in the drawings, even if they are displayed on different drawings.

1 is a diagram showing a removable memory module 10 according to an embodiment of the present invention.

An aircraft having the detachable memory module 10 according to an embodiment of the present invention is placed in a harsh environment due to vibration caused by atmospheric collision and acceleration by engine power in the course of performing a mission.

The vibration and acceleration generated at this time are applied to avionics equipment inside the aircraft, and may affect a printed circuit board (PCB), electronic elements, etc. inside various modules constituting the avionics equipment. Due to this, functional degradation and destruction of avionics equipment may occur.

The avionics equipment of the present invention may be implemented in the form of an independent box composed of a module assembly composed of several printed circuit boards therein.

Among the avionics equipment of the aircraft, the data transfer system (DTS) can perform flight data collection, data transmission control, and flight data recording inside the aircraft. The data transmission system may include a data transmission storage device and a detachable memory module 10 . The detachable memory module 10 stores mission planning data and mission analysis data, and can be mounted by a user through a door located in front of the data transmission system.

The detachable memory module 10 according to an embodiment of the present invention is one of the module assemblies constituting the avionics equipment of an aircraft, and is used in a harsh environment of an aircraft (eg, a flexible printed circuit board) by using a flexible connection part including a flexible printed circuit board (FPCB). , vibration or acceleration), it can prevent damage or malfunction and maintain a stable electrical connection.

In this specification, the first direction D1, the second direction D2, and the third direction D3 are exemplarily referred to and described in order to more clearly describe the structural features of the present invention. For example, at least two of the first direction D1 , the second direction D2 , and the third direction D3 may be perpendicular to each other. However, the present invention is not limited thereto, and according to embodiments, the first direction D1 , the second direction D2 , and the third direction D3 may mean directions that are not perpendicular to each other.

Referring to FIG. 1 , a detachable memory module 10 may include a flexible connector device 100 , a memory substrate 200 and a module cartridge 300 .

The flexible connector device 100 may connect the memory board 200 and avionics equipment of an aircraft. Here, the avionics equipment may store data in the memory board 200 or read data from the memory board 200 through the flexible connector device 100 .

The memory substrate 200 may include at least one memory device. In this case, at least one memory device may be mounted on the memory substrate 200 . The memory device mounted on the memory board 200 may store data according to mission performance of the aircraft and performance results. According to embodiments, a memory device may be implemented with various types of memories within the scope of achieving the object of the present invention.

The module cartridge 300 may be installed in an aircraft's data transmission system. For example, the module cartridge 300 may have a shape capable of being inserted into and mounted into a chassis structure of avionics equipment such as a data transmission system.

As shown in FIG. 1 , the detachable memory module 10 of the present invention does not use a conventional wedge locking device due to mission characteristics, and structurally a slide fixing method and a separate locking device may be applied.

The detachable memory module 10 may perform data communication by being connected to a backplane board inside avionics equipment (eg, a data transmission system, etc.) using a printed circuit board (PCB) type connector.

In this specification, the PCB type connector method means a method in which a right angle type connector mounted on a backplane board and a flexible connector device 100 exposed to the outside of the module cartridge 300 compete with each other do.

At this time, after being coupled to the backplane board, a conventional connector device may crack at a soldering area due to vibration and acceleration generated during the performance of a task, or deteriorated function and damage to a connector joint due to bending of a PCB.

However, the flexible connector device 100 according to an embodiment of the present invention can prevent damage and function degradation and maintain data communication even in a vibration or acceleration environment through a flexible connector.

2 is a diagram showing a flexible connector device 100 according to an embodiment of the present invention. 2 shows the assembled state of the flexible connector device 100 of the present invention. 3 is a diagram showing a flexible connector device 100 according to an embodiment of the present invention. 3 shows a state in which the flexible connector device 100 of the present invention is separated.

Referring to FIGS. 2 and 3 , the flexible connector device 100 includes a connector 110, a flexible connector 120, a housing 130, a first fixing member 140 and a second fixing member 150. can include

The connector 110 is exposed to the outside of the module cartridge and can transmit data through external connection terminals formed on one side. That is, the connector 110 may be connected to a backplane board inside avionics equipment (eg, a data transmission system, etc.) in a printed circuit board (PCB) type connector method.

The flexible connector 120 may connect the memory board and the connector to each other. For example, one end of the flexible connector 120 may be connected to a connector pin of the connector 110 and the other end may be connected to a surface mount type connector of a memory substrate. The flexible connector 120 may include a material having flexibility to minimize stress generation in at least one of vibration and acceleration.

The housing 130 may secure the connector 110 and the flexible connector 120 to the module cartridge. For example, the housing 130 may fix the connector 110 to which the flexible connector 120 is connected through the first fixing member 140 . To this end, a central through hole through which the connector 110 is inserted may be formed in the center of the housing 130 . The central through hole may accommodate the connector 110 while maintaining a distance with respect to the connector 110 and at least one side.

The first fixing member 140 may fix the connector 110 to the housing 130 . For example, the first fixing member 140 may be inserted into a housing hole formed in the housing 130 and a connector hole formed in the connector 110 along the first direction D1 . Depending on the embodiment, the first fixing member 140 may include at least one screw.

The second fixing member 150 may fix the housing 130 to the module cartridge. For example, the second fixing member 150 may be inserted into a flange hole formed in a flange structure extending to both sides of the housing 130 and a cartridge hole (not shown) formed in a module cartridge along the second direction D2 . Depending on the embodiment, the second fixing member 150 may include at least one screw.

In this case, the first direction D1 and the second direction D2 may be perpendicular to each other. Depending on the embodiment, the first fixing member 140 and the second fixing member 150 may be implemented with an elastic material. Through this, the first fixing member 140 and the second fixing member 150 can absorb vibration and inertia caused by acceleration.

4 is a diagram illustrating a gap GP between the connector 110 and the housing 130 according to an embodiment of the present invention.

When the connector 110 is inserted into the central through hole, it may have a gap GP with respect to the housing 130 and at least one surface.

The connector 110 may be coupled to be fixed to the housing 130 by the first fixing member 140 while being inserted into the central through hole of the housing 130 .

Depending on the embodiment, the connector 110 may be coupled to form a gap GP with the housing 130 to prevent damage due to vibration and acceleration of the aircraft.

The connector 110 may be exposed to the outside through a central through hole, and through this, an external connection terminal of the connector 110 may be connected to a backplane board of the avionics equipment.

As shown in FIG. 4 , the connector 110 may be fixedly coupled to the housing 130 through the first fixing member 140 even though it does not directly contact the housing 130 .

In this case, the first fixing member 140 may be implemented with an elastic material, and the first fixing member 140 may minimize transmission of vibration or acceleration from the housing 130 to the connector 110 .

Therefore, the connector 110 according to the embodiment of the present invention can minimize the occurrence of damage or functional degradation due to vibration or acceleration of the housing 130 in a vibration or acceleration situation.

5 is a view showing a flexible connector 120 according to an embodiment of the present invention.

Referring to FIG. 5 , the flexible connection part 120 may include a connector connection part 121 , a board connection part 122 and a film part 123 .

The connector connection part 121 may include at least one pin hole PH through which a connector pin of a connector is inserted. That is, at least one pin hole PH may be formed on the connector connection part 121 . A connector pin of the connector may be inserted into the pin hole PH, and the pin hole PH may be in contact with the connector pin.

The board connector 122 may be inserted into and electrically connected to the board connector of the memory board. Here, the board connector may refer to a surface-mounted connector connected to a memory device included in a memory board.

The film unit 123 may connect the connector connection unit 121 and the board connection unit 122 to each other. For example, the film unit 123 electrically connects the connector connection unit 121 and the board connection unit 122 and has flexibility, thereby minimizing stress caused by vibration and acceleration of the aircraft. In addition, the flexible connector 120 of the present invention can prevent damage and functional deterioration of the connector through this.

As shown in FIG. 5 , at least one guide line FG may be formed on both sides of the film unit 123 . The guide line FG may refer to a portion where at least a portion of the film portion 123 is cut. That is, when the film part 123 is stretched in one direction by the acceleration of the aircraft, the guide line (FG) may be opened according to the cut portion.

In FIG. 5, the guide line FG is shown as a straight line extending inwardly, but the present invention is not limited thereto. Depending on the embodiment, it can be implemented in various shapes (eg, zigzag shape, wavy shape, etc.) to absorb more stress and guide deformation of the film unit 123 .

For example, the guide line FG may be formed of a material that is more elastic than other regions of the film unit 123 . Accordingly, the area where the guide line FG is formed can absorb most of the stress of the film portion 123 to prevent breakage when the film portion 123 is stretched due to the acceleration of the aircraft.

Details of the film unit 123 are described with reference to FIG. 6 .

6 is a view showing a film unit 123 according to an embodiment of the present invention. 6 is a view showing a cross section of the film unit 123 along IS-IS'.

Referring to FIG. 6 , the film unit 123 may include a wiring 1231 , a sealing film 1232 , and a reinforcement film 1233 .

The wiring 1231 may have conductivity and transmit data. The wire 1231 is shown as a circular wire in FIG. 6, but the present invention is not limited thereto. Depending on embodiments, the wiring 1231 may be implemented in various shapes within the scope of achieving the object of the present invention. The wiring 1231 may be implemented with a conductive metal material.

The sealing film 1232 has flexibility and can seal the wiring 1231 . For example, the sealing film 1232 may be made of a flexible polyimide material. However, the present invention is not limited thereto, and according to embodiments, the sealing film 1232 may be implemented with other materials having elasticity.

The reinforcement film 1233 may be formed on at least a portion of the film portion 1232 to prevent breakage of the wiring 1231 and the sealing film 1232 due to stress.

For example, the reinforcement film 1233 may be formed in a region where the sealing film 1232 covers the wiring 1231 . In addition, the reinforcing film 1233 may be formed on both sides of the sealing film 1232 where the guide line FG shown in FIG. 5 is formed. However, the present invention is not limited thereto, and the reinforcing film 1233 may be formed in various areas where damage may occur due to stress (eg, areas adjacent to the connector connection part 121 and the substrate connection part 122). there is.

The reinforcing film 1233 may be implemented with the same material as the sealing film 1232 or a material having higher elasticity than the material of the sealing film 1232 .

Through the above-described method, the flexible connector device of the present invention and the removable memory module including the same have an effect of preventing damage and functional degradation due to vibration and acceleration due to air collision during the course of performing the mission of the aircraft.

In addition, the flexible connector device of the present invention and the detachable memory module including the same can be used in a cartridge (eg, memory, hard disk, SSD, etc.) ) has the effect of not damaging or damaging the connector or the connecting part of the connector.

In addition, the flexible connector device and the separable memory module including the flexible connector device of the present invention can prevent damage to areas where stress can be concentrated in advance and improve durability by forming a reinforcing film with excellent elasticity on the flexible film. There is an effect.

In addition, the flexible connector device and the separable memory module including the same of the present invention form a guideline capable of guiding deformation or sagging due to vibration or acceleration in a flexible film, thereby concentrating stress to prevent breakage in advance, It has the effect of improving durability.

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art or those having ordinary knowledge in the art do not deviate from the spirit and technical scope of the present invention described in the claims to be described later. It will be understood that the present invention can be variously modified and changed within the scope not specified.

Therefore, the technical scope of the present invention is not limited to the contents described in the detailed description of the specification, but should be defined by the claims.

10: removable memory module
100: flexible connector device
110: connector
120: flexible connection
130: housing
140: first fixing member
150: second fixing member
200: memory substrate
300: module cartridge

Claims (12)

A connector for transmitting data through external connection terminals formed on one side exposed to the outside of the module cartridge;
a flexible connecting portion for connecting the memory substrate and the connector to each other;
a housing having a central through-hole through which the connector is inserted, and fixing the connector and the flexible connector to the module cartridge; and
A first fixing member for fixing the connector to the housing,
Characterized in that the first fixing member is inserted into a housing hole formed in the housing and a connector hole formed in the connector along a first direction.
Flexible connector device. According to claim 1,
Further comprising a second fixing member for fixing the housing to the module cartridge;
The second fixing member is inserted into a flange hole formed in a flange structure extending to both sides of the housing and a cartridge hole formed in the module cartridge along a second direction,
Characterized in that the first direction and the second direction are perpendicular to each other,
Flexible connector device. According to claim 2,
Characterized in that the first fixing member and the second fixing member are implemented with an elastic material for absorbing vibration,
Flexible connector device. According to claim 3,
The flexible connection part,
a connector connecting portion having at least one pin hole through which the connector pin of the connector is inserted;
a board connector inserted into the board connector of the memory board to be electrically connected; and
Characterized in that it comprises a film portion for connecting the connector connection portion and the board connection portion to each other,
Flexible connector device. According to claim 4,
The film part,
Wiring having conductivity and transmitting data;
a sealing film having flexibility and for sealing the wiring; and
Characterized in that it comprises a reinforcing film formed on at least a part of the film portion to prevent breakage of the wiring and the sealing film due to stress.
Flexible connector device. According to claim 4,
The connector, when inserted into the central through-hole, characterized in that it has a gap with respect to the housing and at least one surface,
Flexible connector device. a module cartridge to be mounted on the avionics equipment of an aircraft;
a memory substrate on which at least one memory device is mounted; and
A flexible connector device for connecting the memory device and the data transmission system;
The flexible connector device,
a connector exposed to the outside of the module cartridge and transmitting data through external connection terminals formed on one side;
a flexible connecting portion for connecting the memory substrate and the connector to each other;
a housing having a central through-hole through which the connector is inserted, and fixing the connector and the flexible connector to the module cartridge; and
A first fixing member for fixing the connector to the housing,
Characterized in that the first fixing member is inserted into a housing hole formed in the housing and a connector hole formed in the connector along a first direction.
Removable memory module. According to claim 7,
The flexible connector device,
Further comprising a second fixing member for fixing the housing to the module cartridge;
The second fixing member is inserted into a flange hole formed in a flange structure extending to both sides of the housing and a cartridge hole formed in the module cartridge along a second direction,
Characterized in that the first direction and the second direction are perpendicular to each other,
Removable memory module. According to claim 8,
Characterized in that the first fixing member and the second fixing member are implemented with an elastic material for absorbing vibration,
Removable memory module. According to claim 9,
The flexible connection part,
a connector connecting portion having at least one pin hole through which the connector pin of the connector is inserted;
a board connector inserted into the board connector of the memory board to be electrically connected; and
Characterized in that it comprises a film portion for connecting the connector connection portion and the board connection portion to each other,
Removable memory module. According to claim 10,
The film part,
Wiring having conductivity and transmitting data;
a sealing film having flexibility and for sealing the wiring; and
Characterized in that it comprises a reinforcing film formed on at least a part of the film portion to prevent breakage of the wiring and the sealing film due to stress.
Removable memory module. According to claim 11,
The connector, when inserted into the central through-hole, characterized in that it has a gap with respect to the housing and at least one surface,
Removable memory module.

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